serenity/AK/StringView.h
Robin Burchell 0dc9af5f7e Add clang-format file
Also run it across the whole tree to get everything using the One True Style.
We don't yet run this in an automated fashion as it's a little slow, but
there is a snippet to do so in makeall.sh.
2019-05-28 17:31:20 +02:00

52 lines
1.2 KiB
C++

#pragma once
#include <AK/Vector.h>
namespace AK {
class String;
class StringView {
public:
StringView() {}
StringView(const char* characters, int length)
: m_characters(characters)
, m_length(length)
{
}
StringView(const unsigned char* characters, int length)
: m_characters((const char*)characters)
, m_length(length)
{
}
StringView(const char* cstring)
: m_characters(cstring)
{
if (cstring) {
while (*(cstring++))
++m_length;
}
}
bool is_empty() const { return m_length == 0; }
const char* characters() const { return m_characters; }
int length() const { return m_length; }
char operator[](int index) const { return m_characters[index]; }
StringView substring_view(int start, int length) const;
Vector<StringView> split_view(char) const;
unsigned to_uint(bool& ok) const;
bool operator==(const char* cstring) const { return !strcmp(m_characters, cstring); }
bool operator!=(const char* cstring) const { return strcmp(m_characters, cstring); }
bool operator==(const String&) const;
private:
const char* m_characters { nullptr };
int m_length { 0 };
};
}
using AK::StringView;